2D Direct Parts Marking Guideline

Provides information for the marking and reading of Data Matrix and/or QR Code symbols marked directly on parts using laser, dot peen and inkjet technologies. It is a comprehensive document focused on current 2D symbology parts identification methods, the common needs of manufacturing and assembly locations and performance capabilities of various marking and scanning technologies. This 2D DPM guideline is intended as a supplement to the AIAG B-4.